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Related papers: The JCMT Gould Belt Survey: A Quantitative Compari…

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We present observations of NGC1333 from SCUBA-2 on JCMT, observed as a JCMT Gould Belt Survey pilot project during the shared risk campaign when the first of four arrays was installed at each of 450 and 850 microns. Temperature maps are…

Astrophysics of Galaxies · Physics 2019-08-14 J. Hatchell , T. Wilson , E. Drabek , E. Curtis , J. Richer , D. Nutter , J. Di Francesco , D. Ward-Thompson

Weak gravitational lensing induces flux dependent fluctuations in the observed galaxy number density distribution. This cosmic magnification (magnification bias) effect in principle enables lensing reconstruction alternative to cosmic shear…

Cosmology and Nongalactic Astrophysics · Physics 2023-12-04 Ruijie Ma , Pengjie Zhang , Yu Yu , Jian Qin

Recent observations of galaxy clusters with the SCUBA instrument on the James Clarke Maxwell Telescope have revealed a sample of gravitationally lensed sources at sub-mm wavelengths. We extend our previous calculation on the expected number…

Astrophysics · Physics 2011-05-23 Asantha R. Cooray

Determination of the epoch dependent star-formation rate of field galaxies is one of the principal goals of modern observational cosmology. Recently, Hughes et al. (1998) using the SCUBA instrument on the James Clerk Maxwell Telescope,…

Astrophysics · Physics 2009-10-31 Eric. A. Richards

Sky subtraction is the key technique in data reduction of multi-fiber spectra. Knowledge of the related instrument character is necessary to determine the method adopted in sky subtraction. In this study, we described the sky subtraction…

Instrumentation and Methods for Astrophysics · Physics 2017-09-20 Zhong-Rui Bai , Hao-Tong Zhang , Hai-Long Yuan , Guang-Wei Li , Jian-Jun Chen , Ya-Juan Lei , Hui-Qin Yang , Yi-Qiao Dong , Gang Wang , Yong-Heng Zhao

SCUBA-2 is the largest submillimetre array camera in the world and was commissioned on the James Clerk Maxwell Telescope (JCMT) with two arrays towards the end of 2009. A period of shared-risks observing was then completed and the full…

Instrumentation and Methods for Astrophysics · Physics 2010-11-29 Tim Jenness , David Berry , Ed Chapin , Frossie Economou , Andy Gibb , Douglas Scott

We present the complete submillimeter data for the Canada-UK Deep Submillimeter Survey (CUDSS) 3-hour field. The obeservations were taken with the Submillimeter Common-User Bolometer Array (SCUBA) on the James Clerk Maxwell Telescope on…

Astrophysics · Physics 2008-11-26 T. M. A. Webb , S. A. Eales , S. J. Lilly , D. L. Clements , L. Dunne , W. K. Gear , H. Flores , M. Yun

The James Webb Space Telescope Time-Domain Field (JWST-TDF) is an $\sim$14$'$ diameter field near the North Ecliptic Pole that will be targeted by one of the JWST Guaranteed Time Observations programs. Here, we describe our James Clerk…

Context. Several upcoming and proposed space missions, such as Solar Orbiter, will be limited in telemetry and thus require data compression. Aims. We test the impact of data compression on local correlation tracking (LCT) of time-series of…

Solar and Stellar Astrophysics · Physics 2016-02-17 Björn Löptien , Aaron C. Birch , Tom L. Duvall , Laurent Gizon , Jesper Schou

We present physical properties [redshifts (z), star-formation rates (SFRs) and stellar masses (Mstar)] of bright (S850>4mJy) submm galaxies in the ~2deg2 COSMOS and UDS fields selected with SCUBA-2/JCMT. We complete the galaxy…

General relativity (GR) faces challenges from cosmic acceleration and observational tensions, necessitating stringent tests at cosmological scales. In this work, we probe GR deviations via a $\mu$--$\Sigma$ modified gravity…

Cosmology and Nongalactic Astrophysics · Physics 2026-04-29 Guo-Hong Du , Tian-Nuo Li , Tonghua Liu , Jing-Fei Zhang , Xin Zhang

We present the deepest 850 $\mu$m map of the SSA22 field to date, utilizing a combination of new and archival observations taken with SCUBA-2, mounted at the James Clerk Maxwell Telescope (JCMT). The mapped area covers an effective region…

Astrophysics of Galaxies · Physics 2024-01-11 Xin Zeng , Yiping Ao , Yuheng Zhang

The James Clerk Maxwell Telescope (JCMT) has been the world's most successful single dish telescope at submillimetre wavelengths since it began operations in 1987. From the pioneering days of single-element photometers and mixers, through…

Astrophysics of Galaxies · Physics 2017-06-27 Ian Robson , Wayne S. Holland , Per Friberg

Calibrated data for 143 flat-spectrum extragalactic radio sources are presented at a wavelength of 850 microns covering a five-year period from April 2000. The data, obtained at the James Clerk Maxwell Telescope using the SCUBA camera in…

Cosmology and Nongalactic Astrophysics · Physics 2014-11-20 T. Jenness , E. I. Robson , J. A. Stevens

The main goal of this work, the second in a three-paper series, is to test the impact of a methodological improvement in measuring the magnification bias signal on a sample of submillimeter galaxies and its implications for constraining…

Cosmology and Nongalactic Astrophysics · Physics 2024-05-09 Marcos M. Cueli , Joaquín González-Nuevo , Laura Bonavera , Andrea Lapi , David Crespo , José Manuel Casas

Anomaly detection in temporal data from sensors under aviation scenarios is a practical but challenging task: 1) long temporal data is difficult to extract contextual information with temporal correlation; 2) the anomalous data are rare in…

Computer Vision and Pattern Recognition · Computer Science 2023-05-18 Hao Yang , Junyu Gao , Yuan Yuan , Xuelong Li

The Hubble Space Telescope (HST) has been our most prolific tool to study exoplanet atmospheres. As the age of JWST begins, there is a wealth of HST archival data that is useful to strengthen our inferences from JWST. Notably, HST/STIS and…

The overlap of galaxy surveys and CMB experiments presents an ideal opportunity for joint cosmological dataset analyses. In this paper we develop a halo-model-based method for the first joint analysis combining these two experiments using…

Cosmology and Nongalactic Astrophysics · Physics 2023-12-11 Xiao Fang , Elisabeth Krause , Tim Eifler , Simone Ferraro , Karim Benabed , Pranjal R. S. , Emma Ayçoberry , Yohan Dubois , Vivian Miranda

A new method for removing point radio sources and other non-Gaussian noise is proposed as a means of improving the accuracy of estimates of the angular power spectrum of the cosmic microwave background (CMB). The main idea of the method is…

Astrophysics · Physics 2009-11-13 Anisa T. Bajkova

Context. For accurately measuring intensities and determining magnetic field strengths of small-scale solar (magnetic) structure, knowledge of and compensation for the point spread function is crucial. For images recorded with the Swedish…

Instrumentation and Methods for Astrophysics · Physics 2015-05-19 G. B. Scharmer , M. G. Löfdahl , T. I. M. van Werkhoven , J. de la Cruz Rodriguez